IVGCVSW-863 Broadcast support in CL/NEON Arithmetic Add

Also, added instrumentation to support generic tensor broadcasting for
NEON and CL backends.

Change-Id: I1bc5747a286e1a4b464c209067581e103d473b9a
Reviewed-on: https://eu-gerrit-1.euhpc.arm.com/114201
Reviewed-by: Anthony Barbier <anthony.barbier@arm.com>
Tested-by: Jenkins <bsgcomp@arm.com>
diff --git a/tests/framework/datasets/ContainerDataset.h b/tests/framework/datasets/ContainerDataset.h
index bdca97c..80616c4 100644
--- a/tests/framework/datasets/ContainerDataset.h
+++ b/tests/framework/datasets/ContainerDataset.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017 ARM Limited.
+ * Copyright (c) 2017-2018 ARM Limited.
  *
  * SPDX-License-Identifier: MIT
  *
@@ -72,7 +72,8 @@
     {
     }
 
-    ContainerDataset(ContainerDataset &&) = default;
+    ContainerDataset(const ContainerDataset &) = default;
+    ContainerDataset(ContainerDataset &&)      = default;
 
     /** Type of the dataset. */
     using type = std::tuple<container_value_type>;